<!DOCTYPE html>
<html>
<head>
	<title>计算器</title>
	<link rel="stylesheet" type="text/css" href="calc.css">
	<script type="text/javascript" src="calc.js"></script>
	<script type="text/javascript" src="js/mooc.js"></script>
</head>
<body onload="init(),init_mooc()">
	<div id="div1">
		<div id="div2">
			<input type="text" name="num" id="num" value="" />
		</div>
		<div id="div3">
			<input type="button" value="m" name="" id="imooc"/>
			<input type="button" value="←" name="" id=""/>
			<input type="button" value="+/-" name="" id=""/>
			<input type="button" value="/" name="" id=""/>
			<input type="button" value="7" name="" id=""/>
			<input type="button" value="8" name="" id=""/>
			<input type="button" value="9" name="" id=""/>
			<input type="button" value="*" name="" id=""/>
			<input type="button" value="4" name="" id=""/>
			<input type="button" value="5" name="" id=""/>
			<input type="button" value="6" name="" id=""/>
			<input type="button" value="-" name="" id=""/>
			<input type="button" value="1" name="" id=""/>
			<input type="button" value="2" name="" id=""/>
			<input type="button" value="3" name="" id=""/>
			<input type="button" value="+" name="" id=""/>
			<input type="button" value="0" name="" id=""/>
			<input type="button" value="." name="" id=""/>
			<input type="button" value="=" name="" id=""/>
			<input type="button" value="c" name="" id=""/>
		</div>
	</div>
</body>
</html>